Morning Ann,
On 13/12/11 18:18, Ann Harrison wrote:
... The method used by
Oracle (and MySQL's InnoDB) keeps old versions in log files which are
purged periodically. A long running transaction can get inconsistent
data if the log file that contained the record version appropriate for
it has
And a different good morning to you Norman,
If I may be so bold
Of course, and thank you for the detailed and complete description of a
mechanism I glossed over irresponsibly.
As long as the DBA correctly sizes the UNDO tablespace and correctly
sets the UNDO_RETENTION parameter to a
Ann Harrison aharri...@ibphoenix.com wrote:
And a different good morning to you Norman,
And already it's evening. :-)
Of course, and thank you for the detailed and complete description of a
mechanism I glossed over irresponsibly.
Welcome. You may be surprised at how many people think that Oracle
Hello,
I am researching methods to achieve high throughput for a learning chat
application I am designing as a self-led student. I came across the
Multiversion Control method of ACID and have a theoretical question: though
it seems remote that a reader of data wouldn't get an old read what has
Hello Joey,
Can you please tell in what university you are studying?
Why you have chosen Firebird - was it some recommendation?
Regards,
Alexey Kovyazin
Hello,
I am researching methods to achieve high throughput for a learning chat
application I am designing as a self-led student. I came
At 03:39 AM 14/12/2011, Joey S. wrote:
Hello,
I am researching methods to achieve high throughput for a learning chat
application I am designing as a self-led student. I came across the
Multiversion Control method of ACID and have a theoretical question: though
it seems remote that a reader of